Lpi 303-200 : 303-200: LPIC-3 Exam 303: Security, version 2.0

303-200 pass collection

Exam Code: 303-200

Exam Name: 303-200: LPIC-3 Exam 303: Security, version 2.0

Updated: Sep 03, 2026

Q & A: 60 Questions and Answers

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Does any eligibility for LPI 303-200 Certification Exam

  • Prerequisites of this Exam is the candidate must have an active LPIC-2 certification to receive the LPIC-3 certification.

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LPI LPIC-3 Exam Certification Details:

Exam NameLPIC-3 Security
Schedule ExamLPI Marketplace
Passing Score500 / 800
Duration90 mins
Exam Price$200 (USD)
Exam Code303-200
Number of Questions60
Sample QuestionsLPI LPIC-3 Sample Questions

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Below is a preparation guide for the Linux Professional Institute LPIC-3 Enterprise Security Exam

Best preparation guide For LPI 303-200 Certification Exam

Check out LPI 303-200 certification

LPIC-3: Linux Enterprise Professional Certification A high-level Linux certification requiring a valid LPIC-2 and passing any type of 300 series individual exam. Legitimate test IDs currently consist of 300: Mixed environment, 303: Protection as well as 304: Virtualization and also High Schedule. The mixed atmosphere exam covers Samba (domain name assimilation, client and team management, naming services, sharing agreements, etc.), as well as OpenLDAP, as well as working with Linux and Windows clients. The security review covers network and application security and procedures, as well as encryption and access to controls. Highly planned collection storage and monitoring, as well as virtualization, are covered in the Virtualization and High Accessibility exam.

In this guide, we'll cover everything you need to know about the LPI 303-200 Exam, including study tips, test content, scoring, the LPI practice exam, and much more.

LPI 303-200 Certified salary

  • India: 6367265 INR
  • United States: 84930 USD
  • Europe: 72042 Euro
  • England: 65112 Pound

Reference: https://www.lpi.org/our-certifications/exam-303-objectives

Lpi 303-200 Exam Syllabus Topics:

SectionWeightObjectives
Cryptography17%- Encrypted File Systems
  • 1. eCryptfs file system encryption
    • 2. PAM integration for encrypted home directories
      • 3. dm-crypt and LUKS encryption
        - X.509 Certificates for Encryption, Signing and Authentication
        • 1. SSL/TLS protocols and cipher suites
          • 2. Client and server authentication via certificates
            • 3. HTTPS configuration with Apache HTTPD
              - DNS and Cryptography
              • 1. DANE and CAA records
                • 2. DNSSEC configuration and management
                  • 3. BIND secure server setup
                    - X.509 Certificates and Public Key Infrastructures
                    • 1. Public Key Infrastructure (PKI) concepts
                      • 2. OpenSSL usage and configuration
                        • 3. Certificate authorities, issuance and revocation
                          • 4. X.509 certificate structure and lifecycle
                            Host Security13%- Host Intrusion Detection
                            • 1. Rootkit detection tools
                              • 2. System auditing and integrity monitoring
                                - Resource Control
                                • 1. cgroups and systemd resource limits
                                  • 2. Process isolation techniques
                                    - Host Hardening
                                    • 1. Service minimization and privilege reduction
                                      • 2. Kernel security features and sysctl
                                        • 3. SSH certificate authentication
                                          • 4. Boot loader and BIOS security
                                            Access Control8%- Mandatory Access Control
                                            • 1. SELinux configuration and administration
                                              • 2. Awareness of AppArmor and Smack
                                                - Discretionary Access Control
                                                • 1. Extended attributes
                                                  • 2. File permissions and ACLs
                                                    Threats and Vulnerability Assessment5%- Penetration Testing
                                                    • 1. Security assessment tools
                                                      • 2. Nmap network scanning
                                                        • 3. Penetration testing methodology
                                                          - Common Security Vulnerabilities and Threats
                                                          • 1. Attack vectors and threats classification
                                                            • 2. Defense strategies
                                                              Network Security17%- Network Hardening
                                                              • 1. Rogue device detection
                                                                • 2. Secure network services
                                                                  - Packet Filtering
                                                                  • 1. IP sets and advanced filtering
                                                                    • 2. iptables and ip6tables rules
                                                                      • 3. Connection tracking and NAT
                                                                        - Virtual Private Networks
                                                                        • 1. WireGuard setup and management
                                                                          • 2. OpenVPN configuration
                                                                            • 3. IPsec/IKEv2 with strongSwan
                                                                              - Network Intrusion Detection
                                                                              • 1. IDS systems configuration
                                                                                • 2. Vulnerability scanning tools

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